Index: branches/5.2.x/core/kernel/utility/logger.php
===================================================================
diff -u -N -r16544 -r16646
--- branches/5.2.x/core/kernel/utility/logger.php	(.../logger.php)	(revision 16544)
+++ branches/5.2.x/core/kernel/utility/logger.php	(.../logger.php)	(revision 16646)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: logger.php 16544 2017-06-05 10:07:33Z alex $
+* @version	$Id: logger.php 16646 2020-12-11 09:49:44Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2012 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -917,7 +917,11 @@
 			}
 		}
 
-		// next line also trigger attached error handlers
+		if ( PHP_SAPI === 'cli' ) {
+			throw new RuntimeException($error_msg);
+		}
+
+		// Next line also trigger attached error handlers.
 		trigger_error($error_msg, E_USER_WARNING);
 
 		return true;